Frederick Thellusson
Frederick Thellusson is the name of the following people:
- Frederick Thellusson, 4th Baron Rendlesham (1798–1852), British nobleman and politician
- Frederick Thellusson, 5th Baron Rendlesham (1840–1911), British nobleman and politician
- Frederick Thellusson, 6th Baron Rendlesham (1868–1938)